package com.hbx.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.hbx.reggie.common.R;
import com.hbx.reggie.entity.Category;
import com.hbx.reggie.service.CategoryService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;

    /*
        新增分类
     */
    @PostMapping
    public R<String> save(@RequestBody Category category){
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    /*
        分页
     */
    @GetMapping("/page")
    public R<Page> page(Integer page,Integer pageSize){
        Page<Category> pageInfo = new Page<>();
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper();
        queryWrapper.orderByAsc(Category::getSort);
        categoryService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }

    /*
        根据id删除分类
     */
    @DeleteMapping
    public R<String> delete(Long id){
        categoryService.delete(id);
        return R.success("分类信息删除成功");
    }

    @PutMapping
    public R<String> update(@RequestBody Category category){
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }

    /*
        根据条件查询分类数据
     */
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper();
        //添加条件
        queryWrapper.eq(category.getType() != null,Category::getType, category.getType());
        //添加排序条件
        queryWrapper.orderByAsc(Category::getType).orderByDesc(Category::getSort);
        List<Category> list = categoryService.list(queryWrapper);
        return R.success(list);
    }
}
